Axiom 1000Base-BX10-U SFP Transceiver for Signamax-065-79LX1WDMA1550 (Upstream) - For Data Networking, Optical Network - 1 x Simplex LC 1000Base-BX10-U Network - Optical Fiber - 1310 nm, 1490 nm - Single-mode - Gigabit Ethernet32808.40 ft Maximum Distance: